Designatory is an adjective that describes something that indicates or designates a particular role or function. Synonyms for this word include indicative, signifying, specifying, denoting, indicating, and labeling. Other synonymous words that are related to the term designatory include descriptive, identifying, diagnostic, and delineating. These words are often used when describing a specific function or role of something, such as a job title or an item's purpose. Whether you are identifying the characteristics of an object or defining a specific function, using synonyms for designatory can help you to be more precise and explicit in your language.